Publicação do pedido de patente
#3.1
03/15/1988
RPI 908
Application data
Number
PI8703209Type
Filing
Publication
The letters patent expired on 07/29/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 03/15/1988. We update with every new RPI gazette, published weekly.
Applicants
Institut Français du Petrole
FR
Societe Nationale Elf Aquitaine (Production)
FR
Inventors
G. R. (pessoa física)
FR
J. G. (pessoa física)
FR
IPC Classification
Priority claims
FR
86/09.419 · 06/26/1986
FR
86/09.420 · 06/26/1986
FR
86/09.422 · 06/26/1986
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
03/15/1988
RPI 908
#2.1
09/01/1987
RPI 880
#21.1
Patente extinta em 25/06/2002
07/29/2008
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05/26/1992
RPI 1121
#13.1
11/19/1991
RPI 1094
#9.1
07/23/1991
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08/14/1990
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